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Location: cpp/openttd-patchpack/source/src/order_cmd.cpp - annotation
r8810:152ec6a4dbb8
37.8 KiB
text/x-c
(svn r12553) -Fix (r11547): redraw the signal GUI when the signal drag density changes in the patch settings and vice versa
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/** @file order_cmd.cpp */
#include "stdafx.h"
#include "openttd.h"
#include "order_base.h"
#include "order_func.h"
#include "airport.h"
#include "depot.h"
#include "waypoint.h"
#include "command_func.h"
#include "player_func.h"
#include "news_func.h"
#include "saveload.h"
#include "vehicle_gui.h"
#include "cargotype.h"
#include "aircraft.h"
#include "strings_func.h"
#include "core/alloc_func.hpp"
#include "functions.h"
#include "window_func.h"
#include "settings_type.h"
#include "string_func.h"
#include "newgrf_cargo.h"
#include "table/strings.h"
/* DestinationID must be at least as large as every these below, because it can
* be any of them
*/
assert_compile(sizeof(DestinationID) >= sizeof(DepotID));
assert_compile(sizeof(DestinationID) >= sizeof(WaypointID));
assert_compile(sizeof(DestinationID) >= sizeof(StationID));
TileIndex _backup_orders_tile;
BackuppedOrders _backup_orders_data;
DEFINE_OLD_POOL_GENERIC(Order, Order)
/**
*
* Unpacks a order from savegames made with TTD(Patch)
*
*/
Order UnpackOldOrder(uint16 packed)
{
Order order;
order.type = (OrderType)GB(packed, 0, 4);
order.flags = GB(packed, 4, 4);
order.dest = GB(packed, 8, 8);
order.next = NULL;
order.refit_cargo = CT_NO_REFIT;
order.refit_subtype = 0;
order.wait_time = 0;
order.travel_time = 0;
order.index = 0; // avoid compiler warning
// Sanity check
// TTD stores invalid orders as OT_NOTHING with non-zero flags/station
if (!order.IsValid() && (order.flags != 0 || order.dest != 0)) {
order.type = OT_DUMMY;
order.flags = 0;
}
return order;
}
/**
*
* Unpacks a order from savegames with version 4 and lower
*
*/
static Order UnpackVersion4Order(uint16 packed)
{
Order order;
order.type = (OrderType)GB(packed, 0, 4);
order.flags = GB(packed, 4, 4);
order.dest = GB(packed, 8, 8);
order.next = NULL;
order.index = 0; // avoid compiler warning
order.refit_cargo = CT_NO_REFIT;
order.refit_subtype = 0;
order.wait_time = 0;
order.travel_time = 0;
return order;
}
/**
*
* Updates the widgets of a vehicle which contains the order-data
*
*/
void InvalidateVehicleOrder(const Vehicle *v)
{
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
InvalidateWindow(WC_VEHICLE_ORDERS, v->index);
InvalidateWindow(WC_VEHICLE_TIMETABLE, v->index);
}
/**
*
* Swap two orders
*
*/
static void SwapOrders(Order *order1, Order *order2)
{
Order temp_order;
temp_order = *order1;
AssignOrder(order1, *order2);
order1->next = order2->next;
AssignOrder(order2, temp_order);
order2->next = temp_order.next;
}
/**
*
* Assign data to an order (from an other order)
* This function makes sure that the index is maintained correctly
*
*/
void AssignOrder(Order *order, Order data)
{
order->type = data.type;
order->flags = data.flags;
order->dest = data.dest;
order->refit_cargo = data.refit_cargo;
order->refit_subtype = data.refit_subtype;
order->wait_time = data.wait_time;
order->travel_time = data.travel_time;
}
/**
* Delete all news items regarding defective orders about a vehicle
* This could kill still valid warnings (for example about void order when just
* another order gets added), but assume the player will notice the problems,
* when (s)he's changing the orders.
*/
static void DeleteOrderWarnings(const Vehicle* v)
{
DeleteVehicleNews(v->index, STR_TRAIN_HAS_TOO_FEW_ORDERS + v->type * 4);
DeleteVehicleNews(v->index, STR_TRAIN_HAS_VOID_ORDER + v->type * 4);
DeleteVehicleNews(v->index, STR_TRAIN_HAS_DUPLICATE_ENTRY + v->type * 4);
DeleteVehicleNews(v->index, STR_TRAIN_HAS_INVALID_ENTRY + v->type * 4);
}
static TileIndex GetOrderLocation(const Order& o)
{
switch (o.type) {
default: NOT_REACHED();
case OT_GOTO_STATION: return GetStation(o.dest)->xy;
case OT_GOTO_DEPOT: return GetDepot(o.dest)->xy;
}
}
/** Add an order to the orderlist of a vehicle.
* @param tile unused
* @param flags operation to perform
* @param p1 various bitstuffed elements
* - p1 = (bit 0 - 15) - ID of the vehicle
* - p1 = (bit 16 - 31) - the selected order (if any). If the last order is given,
* the order will be inserted before that one
* only the first 8 bits used currently (bit 16 - 23) (max 255)
* @param p2 packed order to insert
*/
CommandCost CmdInsertOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
VehicleID veh = GB(p1, 0, 16);
VehicleOrderID sel_ord = GB(p1, 16, 16);
Order new_order = UnpackOrder(p2);
if (!IsValidVehicleID(veh)) return CMD_ERROR;
v = GetVehicle(veh);
if (!CheckOwnership(v->owner)) return CMD_ERROR;
/* Check if the inserted order is to the correct destination (owner, type),
* and has the correct flags if any */
switch (new_order.type) {
case OT_GOTO_STATION: {
const Station *st;
if (!IsValidStationID(new_order.dest)) return CMD_ERROR;
st = GetStation(new_order.dest);
if (st->owner != OWNER_NONE && !CheckOwnership(st->owner)) {
return CMD_ERROR;
}
switch (v->type) {
case VEH_TRAIN:
if (!(st->facilities & FACIL_TRAIN)) return CMD_ERROR;
break;
case VEH_ROAD:
if (IsCargoInClass(v->cargo_type, CC_PASSENGERS)) {
if (!(st->facilities & FACIL_BUS_STOP)) return CMD_ERROR;
} else {
if (!(st->facilities & FACIL_TRUCK_STOP)) return CMD_ERROR;
}
break;
case VEH_SHIP:
if (!(st->facilities & FACIL_DOCK)) return CMD_ERROR;
break;
case VEH_AIRCRAFT:
if (!(st->facilities & FACIL_AIRPORT) || !CanAircraftUseStation(v->engine_type, st)) {
return CMD_ERROR;
}
break;
default: return CMD_ERROR;
}
/* Order flags can be any of the following for stations:
* [full-load | unload] [+ transfer] [+ non-stop]
* non-stop orders (if any) are only valid for trains */
switch (new_order.flags) {
case 0:
case OFB_FULL_LOAD:
case OFB_FULL_LOAD | OFB_TRANSFER:
case OFB_UNLOAD:
case OFB_UNLOAD | OFB_TRANSFER:
case OFB_TRANSFER:
break;
case OFB_NON_STOP:
case OFB_NON_STOP | OFB_FULL_LOAD:
case OFB_NON_STOP | OFB_FULL_LOAD | OFB_TRANSFER:
case OFB_NON_STOP | OFB_UNLOAD:
case OFB_NON_STOP | OFB_UNLOAD | OFB_TRANSFER:
case OFB_NON_STOP | OFB_TRANSFER:
if (v->type != VEH_TRAIN) return CMD_ERROR;
break;
default: return CMD_ERROR;
}
break;
}
case OT_GOTO_DEPOT: {
if (v->type == VEH_AIRCRAFT) {
const Station* st;
if (!IsValidStationID(new_order.dest)) return CMD_ERROR;
st = GetStation(new_order.dest);
if (!CheckOwnership(st->owner) ||
!(st->facilities & FACIL_AIRPORT) ||
st->Airport()->nof_depots == 0 ||
!CanAircraftUseStation(v->engine_type, st)) {
return CMD_ERROR;
}
} else {
const Depot* dp;
if (!IsValidDepotID(new_order.dest)) return CMD_ERROR;
dp = GetDepot(new_order.dest);
if (!CheckOwnership(GetTileOwner(dp->xy))) return CMD_ERROR;
switch (v->type) {
case VEH_TRAIN:
if (!IsTileDepotType(dp->xy, TRANSPORT_RAIL)) return CMD_ERROR;
break;
case VEH_ROAD:
if (!IsTileDepotType(dp->xy, TRANSPORT_ROAD)) return CMD_ERROR;
break;
case VEH_SHIP:
if (!IsTileDepotType(dp->xy, TRANSPORT_WATER)) return CMD_ERROR;
break;
default: return CMD_ERROR;
}
}
/* Order flags can be any of the following for depots:
* order [+ halt] [+ non-stop]
* non-stop orders (if any) are only valid for trains */
switch (new_order.flags) {
case OFB_PART_OF_ORDERS:
case OFB_PART_OF_ORDERS | OFB_HALT_IN_DEPOT:
break;
case OFB_NON_STOP | OFB_PART_OF_ORDERS:
case OFB_NON_STOP | OFB_PART_OF_ORDERS | OFB_HALT_IN_DEPOT:
if (v->type != VEH_TRAIN) return CMD_ERROR;
break;
default: return CMD_ERROR;
}
break;
}
case OT_GOTO_WAYPOINT: {
const Waypoint* wp;
if (v->type != VEH_TRAIN) return CMD_ERROR;
if (!IsValidWaypointID(new_order.dest)) return CMD_ERROR;
wp = GetWaypoint(new_order.dest);
if (!CheckOwnership(GetTileOwner(wp->xy))) return CMD_ERROR;
/* Order flags can be any of the following for waypoints:
* [non-stop]
* non-stop orders (if any) are only valid for trains */
switch (new_order.flags) {
case 0: break;
case OFB_NON_STOP:
if (v->type != VEH_TRAIN) return CMD_ERROR;
break;
default: return CMD_ERROR;
}
break;
}
default: return CMD_ERROR;
}
if (sel_ord > v->num_orders) return CMD_ERROR;
if (!HasOrderPoolFree(1)) return_cmd_error(STR_8831_NO_MORE_SPACE_FOR_ORDERS);
if (v->type == VEH_SHIP && IsHumanPlayer(v->owner) && _patches.pathfinder_for_ships != VPF_NPF) {
/* Make sure the new destination is not too far away from the previous */
const Order *prev = NULL;
uint n = 0;
/* Find the last goto station or depot order before the insert location.
* If the order is to be inserted at the beginning of the order list this
* finds the last order in the list. */
for (const Order *o = v->orders; o != NULL; o = o->next) {
if (o->type == OT_GOTO_STATION || o->type == OT_GOTO_DEPOT) prev = o;
if (++n == sel_ord && prev != NULL) break;
}
if (prev != NULL) {
uint dist = DistanceManhattan(
GetOrderLocation(*prev),
GetOrderLocation(new_order)
);
if (dist >= 130) {
return_cmd_error(STR_0210_TOO_FAR_FROM_PREVIOUS_DESTINATIO);
}
}
}
if (flags & DC_EXEC) {
Vehicle *u;
Order *new_o = new Order();
AssignOrder(new_o, new_order);
/* Create new order and link in list */
if (v->orders == NULL) {
v->orders = new_o;
} else {
/* Try to get the previous item (we are inserting above the
selected) */
Order *order = GetVehicleOrder(v, sel_ord - 1);
if (order == NULL && GetVehicleOrder(v, sel_ord) != NULL) {
/* There is no previous item, so we are altering v->orders itself
But because the orders can be shared, we copy the info over
the v->orders, so we don't have to change the pointers of
all vehicles */
SwapOrders(v->orders, new_o);
/* Now update the next pointers */
v->orders->next = new_o;
} else if (order == NULL) {
/* 'sel' is a non-existing order, add him to the end */
order = GetLastVehicleOrder(v);
order->next = new_o;
} else {
/* Put the new order in between */
new_o->next = order->next;
order->next = new_o;
}
}
u = GetFirstVehicleFromSharedList(v);
DeleteOrderWarnings(u);
for (; u != NULL; u = u->next_shared) {
/* Increase amount of orders */
u->num_orders++;
/* If the orderlist was empty, assign it */
if (u->orders == NULL) u->orders = v->orders;
assert(v->orders == u->orders);
/* If there is added an order before the current one, we need
to update the selected order */
if (sel_ord <= u->cur_order_index) {
uint cur = u->cur_order_index + 1;
/* Check if we don't go out of bound */
if (cur < u->num_orders)
u->cur_order_index = cur;
}
/* Update any possible open window of the vehicle */
InvalidateVehicleOrder(u);
}
/* Make sure to rebuild the whole list */
RebuildVehicleLists();
}
return CommandCost();
}
/** Declone an order-list
* @param *dst delete the orders of this vehicle
* @param flags execution flags
*/
static CommandCost DecloneOrder(Vehicle *dst, uint32 flags)
{
if (flags & DC_EXEC) {
DeleteVehicleOrders(dst);
InvalidateVehicleOrder(dst);
RebuildVehicleLists();
}
return CommandCost();
}
/**
* Remove the VehicleList that shows all the vehicles with the same shared
* orders.
*/
static void RemoveSharedOrderVehicleList(Vehicle *v)
{
assert(v->orders != NULL);
WindowClass window_class = WC_NONE;
switch (v->type) {
default: NOT_REACHED();
case VEH_TRAIN: window_class = WC_TRAINS_LIST; break;
case VEH_ROAD: window_class = WC_ROADVEH_LIST; break;
case VEH_SHIP: window_class = WC_SHIPS_LIST; break;
case VEH_AIRCRAFT: window_class = WC_AIRCRAFT_LIST; break;
}
DeleteWindowById(window_class, (v->orders->index << 16) | (v->type << 11) | VLW_SHARED_ORDERS | v->owner);
}
/** Delete an order from the orderlist of a vehicle.
* @param tile unused
* @param flags operation to perform
* @param p1 the ID of the vehicle
* @param p2 the order to delete (max 255)
*/
CommandCost CmdDeleteOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v, *u;
VehicleID veh_id = p1;
VehicleOrderID sel_ord = p2;
Order *order;
if (!IsValidVehicleID(veh_id)) return CMD_ERROR;
v = GetVehicle(veh_id);
if (!CheckOwnership(v->owner)) return CMD_ERROR;
/* If we did not select an order, we maybe want to de-clone the orders */
if (sel_ord >= v->num_orders)
return DecloneOrder(v, flags);
order = GetVehicleOrder(v, sel_ord);
if (order == NULL) return CMD_ERROR;
if (flags & DC_EXEC) {
if (GetVehicleOrder(v, sel_ord - 1) == NULL) {
if (GetVehicleOrder(v, sel_ord + 1) != NULL) {
/* First item, but not the last, so we need to alter v->orders
Because we can have shared order, we copy the data
from the next item over the deleted */
order = GetVehicleOrder(v, sel_ord + 1);
SwapOrders(v->orders, order);
} else {
/* XXX -- The system currently can't handle a shared-order vehicle list
* open when there aren't any orders in the list, so close the window
* in this case. Of course it needs a better fix later */
RemoveSharedOrderVehicleList(v);
/* Last item, so clean the list */
v->orders = NULL;
}
} else {
GetVehicleOrder(v, sel_ord - 1)->next = order->next;
}
/* Give the item free */
order->Free();
u = GetFirstVehicleFromSharedList(v);
DeleteOrderWarnings(u);
for (; u != NULL; u = u->next_shared) {
u->num_orders--;
if (sel_ord < u->cur_order_index)
u->cur_order_index--;
/* If we removed the last order, make sure the shared vehicles
* also set their orders to NULL */
if (v->orders == NULL) u->orders = NULL;
assert(v->orders == u->orders);
/* NON-stop flag is misused to see if a train is in a station that is
* on his order list or not */
if (sel_ord == u->cur_order_index && u->current_order.type == OT_LOADING &&
HasBit(u->current_order.flags, OF_NON_STOP)) {
u->current_order.flags = 0;
}
/* Update any possible open window of the vehicle */
InvalidateVehicleOrder(u);
}
RebuildVehicleLists();
}
return CommandCost();
}
/** Goto order of order-list.
* @param tile unused
* @param flags operation to perform
* @param p1 The ID of the vehicle which order is skipped
* @param p2 the selected order to which we want to skip
*/
CommandCost CmdSkipToOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
VehicleID veh_id = p1;
VehicleOrderID sel_ord = p2;
if (!IsValidVehicleID(veh_id)) return CMD_ERROR;
v = GetVehicle(veh_id);
if (!CheckOwnership(v->owner) || sel_ord == v->cur_order_index ||
sel_ord >= v->num_orders || v->num_orders < 2) return CMD_ERROR;
if (flags & DC_EXEC) {
v->cur_order_index = sel_ord;
if (v->type == VEH_ROAD) ClearSlot(v);
if (v->current_order.type == OT_LOADING) {
v->LeaveStation();
/* NON-stop flag is misused to see if a train is in a station that is
* on his order list or not */
if (HasBit(v->current_order.flags, OF_NON_STOP)) v->current_order.flags = 0;
}
InvalidateVehicleOrder(v);
}
/* We have an aircraft/ship, they have a mini-schedule, so update them all */
if (v->type == VEH_AIRCRAFT) InvalidateWindowClasses(WC_AIRCRAFT_LIST);
if (v->type == VEH_SHIP) InvalidateWindowClasses(WC_SHIPS_LIST);
return CommandCost();
}
/**
* Move an order inside the orderlist
* @param tile unused
* @param p1 the ID of the vehicle
* @param p2 order to move and target
* bit 0-15 : the order to move
* bit 16-31 : the target order
* @note The target order will move one place down in the orderlist
* if you move the order upwards else it'll move it one place down
*/
CommandCost CmdMoveOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
VehicleID veh = p1;
VehicleOrderID moving_order = GB(p2, 0, 16);
VehicleOrderID target_order = GB(p2, 16, 16);
if (!IsValidVehicleID(veh)) return CMD_ERROR;
Vehicle *v = GetVehicle(veh);
if (!CheckOwnership(v->owner)) return CMD_ERROR;
/* Don't make senseless movements */
if (moving_order >= v->num_orders || target_order >= v->num_orders ||
moving_order == target_order || v->num_orders <= 1)
return CMD_ERROR;
Order *moving_one = GetVehicleOrder(v, moving_order);
/* Don't move an empty order */
if (moving_one == NULL) return CMD_ERROR;
if (flags & DC_EXEC) {
/* Take the moving order out of the pointer-chain */
Order *one_before = GetVehicleOrder(v, moving_order - 1);
Order *one_past = GetVehicleOrder(v, moving_order + 1);
if (one_before == NULL) {
/* First order edit */
v->orders = moving_one->next;
} else {
one_before->next = moving_one->next;
}
/* Insert the moving_order again in the pointer-chain */
one_before = GetVehicleOrder(v, target_order - 1);
one_past = GetVehicleOrder(v, target_order);
moving_one->next = one_past;
if (one_before == NULL) {
/* first order edit */
SwapOrders(v->orders, moving_one);
v->orders->next = moving_one;
} else {
one_before->next = moving_one;
}
/* Update shared list */
Vehicle *u = GetFirstVehicleFromSharedList(v);
DeleteOrderWarnings(u);
for (; u != NULL; u = u->next_shared) {
/* Update the first order */
if (u->orders != v->orders) u->orders = v->orders;
/* Update the current order */
if (u->cur_order_index == moving_order) {
u->cur_order_index = target_order;
} else if(u->cur_order_index > moving_order && u->cur_order_index <= target_order) {
u->cur_order_index--;
} else if(u->cur_order_index < moving_order && u->cur_order_index >= target_order) {
u->cur_order_index++;
}
assert(v->orders == u->orders);
/* Update any possible open window of the vehicle */
InvalidateVehicleOrder(u);
}
/* Make sure to rebuild the whole list */
RebuildVehicleLists();
}
return CommandCost();
}
/** Modify an order in the orderlist of a vehicle.
* @param tile unused
* @param flags operation to perform
* @param p1 various bitstuffed elements
* - p1 = (bit 0 - 15) - ID of the vehicle
* - p1 = (bit 16 - 31) - the selected order (if any). If the last order is given,
* the order will be inserted before that one
* only the first 8 bits used currently (bit 16 - 23) (max 255)
* @param p2 mode to change the order to (always set)
*/
CommandCost CmdModifyOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
Order *order;
VehicleOrderID sel_ord = GB(p1, 16, 16); // XXX - automatically truncated to 8 bits.
VehicleID veh = GB(p1, 0, 16);
if (!IsValidVehicleID(veh)) return CMD_ERROR;
if (p2 != OF_FULL_LOAD && p2 != OF_UNLOAD && p2 != OF_NON_STOP && p2 != OF_TRANSFER) return CMD_ERROR;
v = GetVehicle(veh);
if (!CheckOwnership(v->owner)) return CMD_ERROR;
/* Is it a valid order? */
if (sel_ord >= v->num_orders) return CMD_ERROR;
order = GetVehicleOrder(v, sel_ord);
if ((order->type != OT_GOTO_STATION || GetStation(order->dest)->IsBuoy()) &&
(order->type != OT_GOTO_DEPOT || p2 == OF_UNLOAD) &&
(order->type != OT_GOTO_WAYPOINT || p2 != OF_NON_STOP)) {
return CMD_ERROR;
}
if (flags & DC_EXEC) {
switch (p2) {
case OF_FULL_LOAD:
ToggleBit(order->flags, OF_FULL_LOAD);
if (order->type != OT_GOTO_DEPOT) ClrBit(order->flags, OF_UNLOAD);
break;
case OF_UNLOAD:
ToggleBit(order->flags, OF_UNLOAD);
ClrBit(order->flags, OF_FULL_LOAD);
break;
case OF_NON_STOP:
ToggleBit(order->flags, OF_NON_STOP);
break;
case OF_TRANSFER:
ToggleBit(order->flags, OF_TRANSFER);
break;
default: NOT_REACHED();
}
/* Update the windows and full load flags, also for vehicles that share the same order list */
{
Vehicle* u;
u = GetFirstVehicleFromSharedList(v);
DeleteOrderWarnings(u);
for (; u != NULL; u = u->next_shared) {
/* Toggle u->current_order "Full load" flag if it changed.
* However, as the same flag is used for depot orders, check
* whether we are not going to a depot as there are three
* cases where the full load flag can be active and only
* one case where the flag is used for depot orders. In the
* other cases for the OrderTypeByte the flags are not used,
* so do not care and those orders should not be active
* when this function is called.
*/
if (sel_ord == u->cur_order_index &&
u->current_order.type != OT_GOTO_DEPOT &&
HasBit(u->current_order.flags, OF_FULL_LOAD) != HasBit(order->flags, OF_FULL_LOAD)) {
ToggleBit(u->current_order.flags, OF_FULL_LOAD);
}
InvalidateVehicleOrder(u);
}
}
}
return CommandCost();
}
/** Clone/share/copy an order-list of an other vehicle.
* @param tile unused
* @param flags operation to perform
* @param p1 various bitstuffed elements
* - p1 = (bit 0-15) - destination vehicle to clone orders to (p1 & 0xFFFF)
* - p1 = (bit 16-31) - source vehicle to clone orders from, if any (none for CO_UNSHARE)
* @param p2 mode of cloning: CO_SHARE, CO_COPY, or CO_UNSHARE
*/
CommandCost CmdCloneOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *dst;
VehicleID veh_src = GB(p1, 16, 16);
VehicleID veh_dst = GB(p1, 0, 16);
if (!IsValidVehicleID(veh_dst)) return CMD_ERROR;
dst = GetVehicle(veh_dst);
if (!CheckOwnership(dst->owner)) return CMD_ERROR;
switch (p2) {
case CO_SHARE: {
Vehicle *src;
if (!IsValidVehicleID(veh_src)) return CMD_ERROR;
src = GetVehicle(veh_src);
/* Sanity checks */
if (!CheckOwnership(src->owner) || dst->type != src->type || dst == src)
return CMD_ERROR;
/* Trucks can't share orders with busses (and visa versa) */
if (src->type == VEH_ROAD) {
if (src->cargo_type != dst->cargo_type && (IsCargoInClass(src->cargo_type, CC_PASSENGERS) || IsCargoInClass(dst->cargo_type, CC_PASSENGERS)))
return CMD_ERROR;
}
/* Is the vehicle already in the shared list? */
{
const Vehicle* u;
for (u = GetFirstVehicleFromSharedList(src); u != NULL; u = u->next_shared) {
if (u == dst) return CMD_ERROR;
}
}
if (flags & DC_EXEC) {
/* If the destination vehicle had a OrderList, destroy it */
DeleteVehicleOrders(dst);
dst->orders = src->orders;
dst->num_orders = src->num_orders;
/* Link this vehicle in the shared-list */
dst->next_shared = src->next_shared;
dst->prev_shared = src;
if (src->next_shared != NULL) src->next_shared->prev_shared = dst;
src->next_shared = dst;
InvalidateVehicleOrder(dst);
InvalidateVehicleOrder(src);
RebuildVehicleLists();
}
} break;
case CO_COPY: {
Vehicle *src;
int delta;
if (!IsValidVehicleID(veh_src)) return CMD_ERROR;
src = GetVehicle(veh_src);
/* Sanity checks */
if (!CheckOwnership(src->owner) || dst->type != src->type || dst == src)
return CMD_ERROR;
/* Trucks can't copy all the orders from busses (and visa versa) */
if (src->type == VEH_ROAD) {
const Order *order;
TileIndex required_dst = INVALID_TILE;
FOR_VEHICLE_ORDERS(src, order) {
if (order->type == OT_GOTO_STATION) {
const Station *st = GetStation(order->dest);
if (IsCargoInClass(dst->cargo_type, CC_PASSENGERS)) {
if (st->bus_stops != NULL) required_dst = st->bus_stops->xy;
} else {
if (st->truck_stops != NULL) required_dst = st->truck_stops->xy;
}
/* This station has not the correct road-bay, so we can't copy! */
if (required_dst == INVALID_TILE)
return CMD_ERROR;
}
}
}
/* make sure there are orders available */
delta = dst->IsOrderListShared() ? src->num_orders + 1 : src->num_orders - dst->num_orders;
if (!HasOrderPoolFree(delta))
return_cmd_error(STR_8831_NO_MORE_SPACE_FOR_ORDERS);
if (flags & DC_EXEC) {
const Order *order;
Order **order_dst;
/* If the destination vehicle had a OrderList, destroy it */
DeleteVehicleOrders(dst);
order_dst = &dst->orders;
FOR_VEHICLE_ORDERS(src, order) {
*order_dst = new Order();
AssignOrder(*order_dst, *order);
order_dst = &(*order_dst)->next;
}
dst->num_orders = src->num_orders;
InvalidateVehicleOrder(dst);
RebuildVehicleLists();
}
} break;
case CO_UNSHARE: return DecloneOrder(dst, flags);
default: return CMD_ERROR;
}
return CommandCost();
}
/** Add/remove refit orders from an order
* @param tile Not used
* @param flags operation to perform
* @param p1 VehicleIndex of the vehicle having the order
* @param p2 bitmask
* - bit 0-7 CargoID
* - bit 8-15 Cargo subtype
* - bit 16-23 number of order to modify
*/
CommandCost CmdOrderRefit(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
const Vehicle *v;
Order *order;
VehicleID veh = GB(p1, 0, 16);
VehicleOrderID order_number = GB(p2, 16, 8);
CargoID cargo = GB(p2, 0, 8);
byte subtype = GB(p2, 8, 8);
if (!IsValidVehicleID(veh)) return CMD_ERROR;
v = GetVehicle(veh);
if (!CheckOwnership(v->owner)) return CMD_ERROR;
order = GetVehicleOrder(v, order_number);
if (order == NULL) return CMD_ERROR;
if (flags & DC_EXEC) {
Vehicle *u;
order->refit_cargo = cargo;
order->refit_subtype = subtype;
u = GetFirstVehicleFromSharedList(v);
for (; u != NULL; u = u->next_shared) {
/* Update any possible open window of the vehicle */
InvalidateVehicleOrder(u);
/* If the vehicle already got the current depot set as current order, then update current order as well */
if (u->cur_order_index == order_number && HasBit(u->current_order.flags, OF_PART_OF_ORDERS)) {
u->current_order.refit_cargo = cargo;
u->current_order.refit_subtype = subtype;
}
}
}
return CommandCost();
}
/**
*
* Backup a vehicle order-list, so you can replace a vehicle
* without loosing the order-list
*
*/
void BackupVehicleOrders(const Vehicle *v, BackuppedOrders *bak)
{
/* Make sure we always have freed the stuff */
free(bak->order);
bak->order = NULL;
free(bak->name);
bak->name = NULL;
/* Save general info */
bak->orderindex = v->cur_order_index;
bak->group = v->group_id;
bak->service_interval = v->service_interval;
if (v->name != NULL) bak->name = strdup(v->name);
/* If we have shared orders, store it on a special way */
if (v->IsOrderListShared()) {
const Vehicle *u = (v->next_shared) ? v->next_shared : v->prev_shared;
bak->clone = u->index;
} else {
/* Else copy the orders */
/* We do not have shared orders */
bak->clone = INVALID_VEHICLE;
/* Count the number of orders */
uint cnt = 0;
const Order *order;
FOR_VEHICLE_ORDERS(v, order) cnt++;
/* Allocate memory for the orders plus an end-of-orders marker */
bak->order = MallocT<Order>(cnt + 1);
Order *dest = bak->order;
/* Copy the orders */
FOR_VEHICLE_ORDERS(v, order) {
*dest = *order;
dest++;
}
/* End the list with an empty order */
dest->Free();
}
}
/**
*
* Restore vehicle orders that are backupped via BackupVehicleOrders
*
*/
void RestoreVehicleOrders(const Vehicle *v, const BackuppedOrders *bak)
{
/* If we have a custom name, process that */
if (bak->name != NULL) {
_cmd_text = bak->name;
DoCommandP(0, v->index, 0, NULL, CMD_NAME_VEHICLE);
}
/* If we had shared orders, recover that */
if (bak->clone != INVALID_VEHICLE) {
DoCommandP(0, v->index | (bak->clone << 16), CO_SHARE, NULL, CMD_CLONE_ORDER);
} else {
/* CMD_NO_TEST_IF_IN_NETWORK is used here, because CMD_INSERT_ORDER checks if the
* order number is one more than the current amount of orders, and because
* in network the commands are queued before send, the second insert always
* fails in test mode. By bypassing the test-mode, that no longer is a problem. */
for (uint i = 0; bak->order[i].IsValid(); i++) {
if (!DoCommandP(0, v->index + (i << 16), PackOrder(&bak->order[i]), NULL,
CMD_INSERT_ORDER | CMD_NO_TEST_IF_IN_NETWORK)) {
break;
}
/* Copy timetable if enabled */
if (_patches.timetabling && !DoCommandP(0, v->index | (i << 16) | (1 << 25),
bak->order[i].wait_time << 16 | bak->order[i].travel_time, NULL,
CMD_CHANGE_TIMETABLE | CMD_NO_TEST_IF_IN_NETWORK)) {
break;
}
}
}
/* Restore vehicle order-index and service interval */
DoCommandP(0, v->index, bak->orderindex | (bak->service_interval << 16) , NULL, CMD_RESTORE_ORDER_INDEX);
/* Restore vehicle group */
DoCommandP(0, bak->group, v->index, NULL, CMD_ADD_VEHICLE_GROUP);
}
/** Restore the current order-index of a vehicle and sets service-interval.
* @param tile unused
* @param flags operation to perform
* @param p1 the ID of the vehicle
* @param p2 various bistuffed elements
* - p2 = (bit 0-15) - current order-index (p2 & 0xFFFF)
* - p2 = (bit 16-31) - service interval (p2 >> 16)
* @todo Unfortunately you cannot safely restore the unitnumber or the old vehicle
* as far as I can see. We can store it in BackuppedOrders, and restore it, but
* but we have no way of seeing it has been tampered with or not, as we have no
* legit way of knowing what that ID was.@n
* If we do want to backup/restore it, just add UnitID uid to BackuppedOrders, and
* restore it as parameter 'y' (ugly hack I know) for example. "v->unitnumber = y;"
*/
CommandCost CmdRestoreOrderIndex(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
VehicleOrderID cur_ord = GB(p2, 0, 16);
uint16 serv_int = GB(p2, 16, 16);
if (!IsValidVehicleID(p1)) return CMD_ERROR;
v = GetVehicle(p1);
/* Check the vehicle type and ownership, and if the service interval and order are in range */
if (!CheckOwnership(v->owner)) return CMD_ERROR;
if (serv_int != GetServiceIntervalClamped(serv_int) || cur_ord >= v->num_orders) return CMD_ERROR;
if (flags & DC_EXEC) {
v->cur_order_index = cur_ord;
v->service_interval = serv_int;
}
return CommandCost();
}
static TileIndex GetStationTileForVehicle(const Vehicle* v, const Station* st)
{
switch (v->type) {
default: NOT_REACHED();
case VEH_TRAIN: return st->train_tile;
case VEH_AIRCRAFT: return CanAircraftUseStation(v->engine_type, st) ? st->airport_tile : 0;
case VEH_SHIP: return st->dock_tile;
case VEH_ROAD:
if (IsCargoInClass(v->cargo_type, CC_PASSENGERS)) {
return (st->bus_stops != NULL) ? st->bus_stops->xy : 0;
} else {
return (st->truck_stops != NULL) ? st->truck_stops->xy : 0;
}
}
}
/**
*
* Check the orders of a vehicle, to see if there are invalid orders and stuff
*
*/
void CheckOrders(const Vehicle* v)
{
/* Does the user wants us to check things? */
if (_patches.order_review_system == 0) return;
/* Do nothing for crashed vehicles */
if (v->vehstatus & VS_CRASHED) return;
/* Do nothing for stopped vehicles if setting is '1' */
if (_patches.order_review_system == 1 && v->vehstatus & VS_STOPPED)
return;
/* do nothing we we're not the first vehicle in a share-chain */
if (v->next_shared != NULL) return;
/* Only check every 20 days, so that we don't flood the message log */
if (v->owner == _local_player && v->day_counter % 20 == 0) {
int n_st, problem_type = -1;
const Order *order;
int message = 0;
/* Check the order list */
n_st = 0;
FOR_VEHICLE_ORDERS(v, order) {
/* Dummy order? */
if (order->type == OT_DUMMY) {
problem_type = 1;
break;
}
/* Does station have a load-bay for this vehicle? */
if (order->type == OT_GOTO_STATION) {
const Station* st = GetStation(order->dest);
TileIndex required_tile = GetStationTileForVehicle(v, st);
n_st++;
if (required_tile == 0) problem_type = 3;
}
}
/* Check if the last and the first order are the same */
if (v->num_orders > 1) {
const Order* last = GetLastVehicleOrder(v);
if (v->orders->type == last->type &&
v->orders->flags == last->flags &&
v->orders->dest == last->dest) {
problem_type = 2;
}
}
/* Do we only have 1 station in our order list? */
if (n_st < 2 && problem_type == -1) problem_type = 0;
/* We don't have a problem */
if (problem_type < 0) return;
message = STR_TRAIN_HAS_TOO_FEW_ORDERS + (v->type << 2) + problem_type;
//DEBUG(misc, 3, "Triggered News Item for vehicle %d", v->index);
SetDParam(0, v->unitnumber);
AddNewsItem(
message,
NM_SMALL, NF_VIEWPORT | NF_VEHICLE, NT_ADVICE, DNC_NONE,
v->index,
0
);
}
}
/**
* Removes an order from all vehicles. Triggers when, say, a station is removed.
* @param type The type of the order (OT_GOTO_[STATION|DEPOT|WAYPOINT]).
* @param destination The destination. Can be a StationID, DepotID or WaypointID.
*/
void RemoveOrderFromAllVehicles(OrderType type, DestinationID destination)
{
Vehicle *v;
/* Aircraft have StationIDs for depot orders and never use DepotIDs
* This fact is handled specially below
*/
/* Go through all vehicles */
FOR_ALL_VEHICLES(v) {
Order *order;
bool invalidate;
/* Forget about this station if this station is removed */
if (v->last_station_visited == destination && type == OT_GOTO_STATION) {
v->last_station_visited = INVALID_STATION;
}
order = &v->current_order;
if ((v->type == VEH_AIRCRAFT && order->type == OT_GOTO_DEPOT ? OT_GOTO_STATION : order->type) == type &&
v->current_order.dest == destination) {
order->type = OT_DUMMY;
order->flags = 0;
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
}
/* Clear the order from the order-list */
invalidate = false;
FOR_VEHICLE_ORDERS(v, order) {
if ((v->type == VEH_AIRCRAFT && order->type == OT_GOTO_DEPOT ? OT_GOTO_STATION : order->type) == type &&
order->dest == destination) {
order->type = OT_DUMMY;
order->flags = 0;
invalidate = true;
}
}
/* Only invalidate once, and if needed */
if (invalidate) InvalidateWindow(WC_VEHICLE_ORDERS, v->index);
}
}
/**
*
* Checks if a vehicle has a GOTO_DEPOT in his order list
*
* @return True if this is true (lol ;))
*
*/
bool VehicleHasDepotOrders(const Vehicle *v)
{
const Order *order;
FOR_VEHICLE_ORDERS(v, order) {
if (order->type == OT_GOTO_DEPOT)
return true;
}
return false;
}
/**
*
* Delete all orders from a vehicle
*
*/
void DeleteVehicleOrders(Vehicle *v)
{
DeleteOrderWarnings(v);
/* If we have a shared order-list, don't delete the list, but just
remove our pointer */
if (v->IsOrderListShared()) {
Vehicle *u = v;
v->orders = NULL;
v->num_orders = 0;
/* Unlink ourself */
if (v->prev_shared != NULL) {
v->prev_shared->next_shared = v->next_shared;
u = v->prev_shared;
}
if (v->next_shared != NULL) {
v->next_shared->prev_shared = v->prev_shared;
u = v->next_shared;
}
v->prev_shared = NULL;
v->next_shared = NULL;
/* If we are the only one left in the Shared Order Vehicle List,
* remove it, as we are no longer a Shared Order Vehicle */
if (u->prev_shared == NULL && u->next_shared == NULL && u->orders != NULL) RemoveSharedOrderVehicleList(u);
/* We only need to update this-one, because if there is a third
* vehicle which shares the same order-list, nothing will change. If
* this is the last vehicle, the last line of the order-window
* will change from Shared order list, to Order list, so it needs
* an update */
InvalidateVehicleOrder(u);
return;
}
/* Remove the orders */
Order *cur = v->orders;
/* Delete the vehicle list of shared orders, if any */
if (cur != NULL) RemoveSharedOrderVehicleList(v);
v->orders = NULL;
v->num_orders = 0;
if (cur != NULL) {
cur->FreeChain(); // Free the orders.
}
}
Date GetServiceIntervalClamped(uint index)
{
return (_patches.servint_ispercent) ? Clamp(index, MIN_SERVINT_PERCENT, MAX_SERVINT_PERCENT) : Clamp(index, MIN_SERVINT_DAYS, MAX_SERVINT_DAYS);
}
/**
*
* Check if a vehicle has any valid orders
*
* @return false if there are no valid orders
*
*/
bool CheckForValidOrders(const Vehicle* v)
{
const Order *order;
FOR_VEHICLE_ORDERS(v, order) if (order->type != OT_DUMMY) return true;
return false;
}
void InitializeOrders()
{
_Order_pool.CleanPool();
_Order_pool.AddBlockToPool();
_backup_orders_tile = 0;
}
static const SaveLoad _order_desc[] = {
SLE_VAR(Order, type, SLE_UINT8),
SLE_VAR(Order, flags, SLE_UINT8),
SLE_VAR(Order, dest, SLE_UINT16),
SLE_REF(Order, next, REF_ORDER),
SLE_CONDVAR(Order, refit_cargo, SLE_UINT8, 36, SL_MAX_VERSION),
SLE_CONDVAR(Order, refit_subtype, SLE_UINT8, 36, SL_MAX_VERSION),
SLE_CONDVAR(Order, wait_time, SLE_UINT16, 67, SL_MAX_VERSION),
SLE_CONDVAR(Order, travel_time, SLE_UINT16, 67, SL_MAX_VERSION),
/* Leftover from the minor savegame version stuff
* We will never use those free bytes, but we have to keep this line to allow loading of old savegames */
SLE_CONDNULL(10, 5, 35),
SLE_END()
};
static void Save_ORDR()
{
Order *order;
FOR_ALL_ORDERS(order) {
SlSetArrayIndex(order->index);
SlObject(order, _order_desc);
}
}
static void Load_ORDR()
{
if (CheckSavegameVersionOldStyle(5, 2)) {
/* Version older than 5.2 did not have a ->next pointer. Convert them
(in the old days, the orderlist was 5000 items big) */
uint len = SlGetFieldLength();
uint i;
if (CheckSavegameVersion(5)) {
/* Pre-version 5 had an other layout for orders
(uint16 instead of uint32) */
len /= sizeof(uint16);
uint16 *orders = MallocT<uint16>(len + 1);
SlArray(orders, len, SLE_UINT16);
for (i = 0; i < len; ++i) {
Order *order = new (i) Order();
AssignOrder(order, UnpackVersion4Order(orders[i]));
}
free(orders);
} else if (CheckSavegameVersionOldStyle(5, 2)) {
len /= sizeof(uint16);
uint16 *orders = MallocT<uint16>(len + 1);
SlArray(orders, len, SLE_UINT32);
for (i = 0; i < len; ++i) {
Order *order = new (i) Order();
AssignOrder(order, UnpackOrder(orders[i]));
}
free(orders);
}
/* Update all the next pointer */
for (i = 1; i < len; ++i) {
/* The orders were built like this:
* While the order is valid, set the previous will get it's next pointer set
* We start with index 1 because no order will have the first in it's next pointer */
if (GetOrder(i)->IsValid())
GetOrder(i - 1)->next = GetOrder(i);
}
} else {
int index;
while ((index = SlIterateArray()) != -1) {
Order *order = new (index) Order();
SlObject(order, _order_desc);
}
}
}
extern const ChunkHandler _order_chunk_handlers[] = {
{ 'ORDR', Save_ORDR, Load_ORDR, CH_ARRAY | CH_LAST},
};
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